Envelope for a computer disk



FIG. 1 is a perspective view of an envelope for a computer disk showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof, the opposite side being a mirror image;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom view thereof. 

The ornamental design for an envelope for a computer disk, as shown and described. 